From 4dd5fa9e766a164acd5f1b639e4ed1d0a917b203 Mon Sep 17 00:00:00 2001 From: Efraim Flashner Date: Mon, 19 Jun 2023 17:02:34 +0300 Subject: guix: cpu: Refactor cpu->gcc-architecture. * guix/cpu.scm (cpu->gcc-architecture): Refactor to wrap all the x86_64 options inside a common letrec-syntax. --- guix/cpu.scm | 57 ++++++++++++++++++--------------------------------------- 1 file changed, 18 insertions(+), 39 deletions(-) diff --git a/guix/cpu.scm b/guix/cpu.scm index 1a75b8ac62..30cd860a19 100644 --- a/guix/cpu.scm +++ b/guix/cpu.scm @@ -114,19 +114,19 @@ corresponds to CPU, a record as returned by 'current-cpu'." (match (cpu-architecture cpu) ("x86_64" ;; Transcribed from GCC's 'host_detect_local_cpu' in driver-i386.cc. - (or (and (equal? "GenuineIntel" (cpu-vendor cpu)) - (= 6 (cpu-family cpu)) ;the "Pentium Pro" family - (letrec-syntax ((if-flags (syntax-rules (=>) - ((_) - #f) - ((_ (flags ... => name) rest ...) - (if (every (lambda (flag) - (set-contains? (cpu-flags cpu) - flag)) - '(flags ...)) - name - (if-flags rest ...)))))) + (letrec-syntax ((if-flags (syntax-rules (=>) + ((_) + #f) + ((_ (flags ... => name) rest ...) + (if (every (lambda (flag) + (set-contains? (cpu-flags cpu) + flag)) + '(flags ...)) + name + (if-flags rest ...)))))) + (or (and (equal? "GenuineIntel" (cpu-vendor cpu)) + (= 6 (cpu-family cpu)) ;the "Pentium Pro" family (if-flags ("avx" "raoint" => "grandridge") ("avx" "amx_fp16" => "graniterapids") ("avx" "avxvnniint8" => "sierraforest") @@ -152,20 +152,9 @@ corresponds to CPU, a record as returned by 'current-cpu'." ("ssse3" "movbe" => "bonnell") ("ssse3" => "core2") ("longmode" => "x86-64") - ("lm" => "x86-64")))) - - (and (equal? "AuthenticAMD" (cpu-vendor cpu)) - (letrec-syntax ((if-flags (syntax-rules (=>) - ((_) - #f) - ((_ (flags ... => name) rest ...) - (if (every (lambda (flag) - (set-contains? (cpu-flags cpu) - flag)) - '(flags ...)) - name - (if-flags rest ...)))))) + ("lm" => "x86-64"))) + (and (equal? "AuthenticAMD" (cpu-vendor cpu)) (or (and (= 22 (cpu-family cpu)) (if-flags ("movbe" => "btver2"))) (and (= 6 (cpu-family cpu)) @@ -192,20 +181,10 @@ corresponds to CPU, a record as returned by 'current-cpu'." ("lm" => "k8") ("mmx" "3dnow" => "k6-3") ("mmx" => "k6") - (_ => "pentium"))))) + (_ => "pentium")))) - ;; Fallback case for non-Intel processors or for Intel processors not - ;; recognized above. - (letrec-syntax ((if-flags (syntax-rules (=>) - ((_) - #f) - ((_ (flags ... => name) rest ...) - (if (every (lambda (flag) - (set-contains? (cpu-flags cpu) - flag)) - '(flags ...)) - name - (if-flags rest ...)))))) + ;; Fallback case for non-Intel processors or for processors not + ;; recognized above. (if (and (= 7 (cpu-family cpu)) (= #x3b (cpu-model cpu))) "lujiazui" @@ -213,7 +192,7 @@ corresponds to CPU, a record as returned by 'current-cpu'." ;; TODO: Recognize CENTAUR/CYRIX/NSC? - "x86_64")) + "x86_64"))) ("aarch64" ;; Transcribed from GCC's list of aarch64 processors in aarch64-cores.def ;; What to do with big.LITTLE cores? -- cgit 1.4.1